diff --git a/lib/configuration.dart b/lib/configuration.dart
index 927a87ef47d6f2d97e00d0685bde2378cb2c7bde..9665dd862b5ef93aa73e9636c7c4857434247fcb 100644
--- a/lib/configuration.dart
+++ b/lib/configuration.dart
@@ -25,6 +25,7 @@ class _MyHomePageState extends State<Configuration> {
   SensorConnector connector = SensorConnector();
   final ConfigurationStoreInstance configuration = ConfigurationStoreInstance();
   String _status = '';
+  TextStyle _statusStyle = const TextStyle(color: Colors.black);
 
   Future<void> dumpToFile() async{
     var date = DateTime.now().toUtc();
@@ -48,6 +49,7 @@ class _MyHomePageState extends State<Configuration> {
       final File file = File(filepath);
       await file.writeAsString(eventsJson);
       debugPrint('Stored file at: ' + filepath);
+      HapticFeedback.vibrate();
     }
   }
 
@@ -83,11 +85,14 @@ class _MyHomePageState extends State<Configuration> {
       debugPrint('Configuration stored!');
 
       _status = 'Login success & configuration stored';
+      _statusStyle = const TextStyle(color: Colors.green);
       setState(() {});
 
     } catch (e) {
       debugPrint('Exception: $e');
       _status = '$e';
+      _statusStyle = const TextStyle(color: Colors.red);
+
       setState(() {});
     }
   }
@@ -99,6 +104,7 @@ class _MyHomePageState extends State<Configuration> {
     }catch(e){
       debugPrint(e.toString());
       _status = '$e';
+      _statusStyle = const TextStyle(color: Colors.red);
       setState(() {});
     }
   }
@@ -196,8 +202,8 @@ class _MyHomePageState extends State<Configuration> {
                           );
                         }
                         if (snapshot.hasError) {
-                         debugPrint('Some error happened');
-                         return const CircularProgressIndicator();
+                          debugPrint('Some error happened');
+                          return const CircularProgressIndicator();
                         }
                         else{
                           return const CircularProgressIndicator();
@@ -209,8 +215,10 @@ class _MyHomePageState extends State<Configuration> {
                     readOnly: true,
                     autofocus: false,
                     enabled: false,
+                    style: _statusStyle,
                     controller: TextEditingController(
-                        text: _status),
+                        text: _status,
+                  ),
                   ),
                   const SizedBox(height: 15.0),
 
@@ -232,11 +240,6 @@ class _MyHomePageState extends State<Configuration> {
                 label: const Text('Dump Events'),
                 onPressed: () {
                   dumpToFile();
-
-                  //TODO: remove before release this is not a real use case!
-                  var db = DatabaseInstance();
-                  db.delete();
-                  //configuration.reset();
                 },
               ),
               const SizedBox(width: 50),
@@ -244,7 +247,7 @@ class _MyHomePageState extends State<Configuration> {
                 heroTag: null,
                 tooltip: 'Download corresponding devices and store locally',
                 icon: const Icon(Icons.save),
-                label: const Text('Store'),
+                label: const Text('Set'),
                 onPressed: () {
                   updateConfiguration();
                   //TODO: display failed as user feedback somehow
@@ -259,6 +262,5 @@ class _MyHomePageState extends State<Configuration> {
 }
 
 //TODO: write configuration on app dispose!
-//TODO: display mission internet connection properly.
 //TODO: add label prefix with appended upcounting number.
 //TODO: grey out update button if nothing has changed. ?
\ No newline at end of file
diff --git a/lib/viewevents.dart b/lib/viewevents.dart
index 63dcc4b863a7518b3f805491e0922bf00df103a3..b5f0c7c3ba15a1294f31768729600d02e98bcc7b 100644
--- a/lib/viewevents.dart
+++ b/lib/viewevents.dart
@@ -14,22 +14,23 @@ class ViewEvents extends StatefulWidget {
 class _ViewEvents extends State<ViewEvents> {
   // Get singleton to access locally stored events:
   final EventStoreInstance _events = EventStoreInstance();
-  String _syncStatus = '';
+  String _status = '';
+  TextStyle _statusStyle = const TextStyle(color: Colors.black);
   var database = DatabaseInstance();
-  List<Event> localEvents = [];
+  List<Event> _localEvents = [];
 
 
   Future<void> fetchEventsFromDb() async{
-    localEvents = await database.getEvents();
-    int pendingEventCnt = await database.getPendingEventCnt();
+    _localEvents = await database.getEvents();
+    int pendingEvents = await database.getPendingEventCnt();
 
-    _syncStatus = pendingEventCnt.toString() + ' event(s) pending';
+    _status = pendingEvents.toString() + ' event(s) pending';
+    _statusStyle = const TextStyle(color: Colors.black);
     setState(() {});  //Got events from database, so update UI
   }
 
   @override
   void initState() {
-    _syncStatus = '';
     super.initState();
     fetchEventsFromDb();
   }
@@ -62,16 +63,18 @@ class _ViewEvents extends State<ViewEvents> {
                 'put success, remaining events: ' + syncCounter.toString());
             event.status = 'EXPORTED'; //Update event to export only once
             database.updateEvent(event); //Update Event as exported in SQL Database
-            fetchEventsFromDb(); //update view list   //TODO: this is bad for the sync performance!
+            await fetchEventsFromDb(); //update view list   //TODO: this is bad for the sync performance!
             setState(() {});
           } else {
             throw Exception('Sync for ' + event.urn + 'failed');
           }
         }
-        _syncStatus = 'export success';
+        _status = 'export success';
+        _statusStyle = const TextStyle(color: Colors.green);
       } catch (e) {
         debugPrint('Exception: $e');
-        _syncStatus = '$e';
+        _status = '$e';
+        _statusStyle = const TextStyle(color: Colors.red);
         setState(() {});
       }
     }else{
@@ -163,7 +166,7 @@ class _ViewEvents extends State<ViewEvents> {
                 ),
               ],
               rows: <DataRow>[
-                for (var event in localEvents)
+                for (var event in _localEvents)
                   DataRow(
                     cells: <DataCell>[
                       DataCell(Text(event.urnId.toString())),
@@ -238,7 +241,7 @@ class _ViewEvents extends State<ViewEvents> {
         mainAxisAlignment: MainAxisAlignment.end,
         children: [
           const SizedBox(width: 10),
-          Text(_syncStatus),
+          Text(_status, style: _statusStyle),
           const SizedBox(width: 50),
           Container(
             margin: const EdgeInsets.symmetric(vertical: 10.0),